698379570432 has 144 divisors (see below), whose sum is σ = 2068234154560. Its totient is φ = 232454707200.

The previous prime is 698379570391. The next prime is 698379570461. The reversal of 698379570432 is 234075973896.

698379570432 is a `hidden beast` number, since 6 + 9 + 83 + 79 + 57 + 0 + 432 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 698379570432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4703082 + ... + 4849302.

Almost surely, 2^698379570432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698379570432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034117077280).

698379570432 is an abundant number, since it is smaller than the sum of its proper divisors (1369854584128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698379570432 is a wasteful number, since it uses less digits than its factorization.

698379570432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146937 (or 146917 counting only the distinct ones).

The product of its (nonzero) digits is 68584320, while the sum is 63.

The spelling of 698379570432 in words is "six hundred ninety-eight billion, three hundred seventy-nine million, five hundred seventy thousand, four hundred thirty-two".